ORDER PASSERES. 335 



[737.] Parus meridionalis SCL. 



Mexican Chickadee. 



Parus meridionalis SCL. P. Z. S. 1856, 293, 



[B 292, C , R 43, C 879.] 



HAB. Mexico, north to Southern Arizona. 



738. Farus gambeli RIDGW. 



Mountain Chickadee. 



Parus gambeli RIDGW. MS. 



[B 294, C 32, R 40, C 48.] 



HAB. Mountainous parts of the Western United States, from the 

 Rocky Mountains to the Sierra Nevada. 



739. Parus cinctus obtectus (CAB.). 



Siberian Chickadee. 



Parus {Pcecila) obtectus CAB. J. f. O. 1871, 237. 



Parus cinctus obtectus RIDGW. Pr. U. S. Nat. Mus. VIII. 1885, 354. 



[B , C - R 44, C 52.] 

 HAB. Northern Alaska and Eastern Siberia. 



740. Parus hudsonicus FORST. 



Hudsonian Chickadee. 



Parus hudsonicus FORST. Phil. Trans. LXII. 1772, 383, 430. 



[B 296, C 33, R 45, C 49.] 



HAB. Northern North America, from the more elevated parts of 

 the Northern United States (Northern New England, Northern New 

 York, Northern Michigan, etc.) northward. 



741. Parus rufescens TOWNS. 



Chestnut-backed Chickadee. 



Parus rufescens TOWNS. Journ. Ac. Nat. Sci. Phila. VII. ii. 1837, 

 190. 



